1490354255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{6871}}^1$

素因数の和:7007

約数の個数: 32

約数和(自身を含む): 1994969088

約数和(自身を除く): 504614833

約数列:

[1, 5, 13, 47, 65, 71, 235, 355, 611, 923, 3055, 3337, 4615, 6871, 16685, 34355, 43381, 89323, 216905, 322937, 446615, 487841, 1614685, 2439205, 4198181, 6341933, 20990905, 22928527, 31709665, 114642635, 298070851, 1490354255]

約数ペア:

[(1, 1490354255), (5, 298070851), (13, 114642635), (47, 31709665), (65, 22928527), (71, 20990905), (235, 6341933), (355, 4198181), (611, 2439205), (923, 1614685), (3055, 487841), (3337, 446615), (4615, 322937), (6871, 216905), (16685, 89323), (34355, 43381)]